— Psilomelane Properties Psilomelane, classified as barium manganese hydroxides, lacks visible crystals. Initially recognized as a mineral species, it lost its status in 1982 when the International …
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Psilomelane is used as a blanket term to denote a variety of hard massive mixtures of manganese oxides. Most, but not all, psilomelane is the mineral romanechite (BaMn2+Mn4+8O16(OH)4 ). The term is so loosely used, …
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Manganese Ore commonly includes pyrolusite(MnO2), psilomelane, manganite (Mn2O3*H20). Theoretically, the high grade of pyrolusite can be to 63.19%, density 4.5-5.0. Manganese Ore has weak magnetism and …
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— Psilomelane dendrite possesses metaphysical properties that can benefit the wearer. It is a stone of introspection, encouraging self-reflection and inner exploration. It is said to promote emotional healing, …
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DESCRIPTION: As noted in the subheading of this entry, psilomelane is widely used as a waste-basket term for masses made up largely or wholly of hard, massive manganese oxides not specifically identified -- See …
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— Psilomelane Properties Psilomelane refers to barium manganese hydroxides that lack visible crystals. Initially classified as a mineral species, they were debunked by the International Mineralogical …
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Psilomelane is often banded with gray pyrolusite and the alternating layers make an attractive polished stone with bands of metallic gray and submetallic black. Psilomelane also forms tufts of hair-like aggregates …
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Geology/HistoryThe word Psilomelane is derived from the Greek ψιλός (psilos) meaning "smooth" or "bald" & μέλας (melas) for "black". ... As an important steel alloy it is used …
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— Psilomelane is an important ore of the metal Mn. However, the term seems destined to disappear, as it has been discredited by IMA (Black and Mandarino 2008) …
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